21023341202 has 8 divisors (see below), whose sum is σ = 31539196476. Its totient is φ = 10510275712.

The previous prime is 21023341189. The next prime is 21023341211. The reversal of 21023341202 is 20214332012.

It can be written as a sum of positive squares in 2 ways, for example, as 11979521401 + 9043819801 = 109451^2 + 95099^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 678503 + ... + 708810.

Almost surely, 2^21023341202 is an apocalyptic number.

21023341202 is a deficient number, since it is larger than the sum of its proper divisors (10515855274).

21023341202 is a wasteful number, since it uses less digits than its factorization.

21023341202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394892.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21023341202 its reverse (20214332012), we get a palindrome (41237673214).

The spelling of 21023341202 in words is "twenty-one billion, twenty-three million, three hundred forty-one thousand, two hundred two".